Spider_Juvenile Class Reference

The generic base class for juvenile spiders
More...

#include <Spider_BaseClasses.h>

Inheritance diagram for Spider_Juvenile:

Public Member Functions
void	EndStep ()
	EndStep behaviour - must be implemented in descendent classes. More...
	Spider_Juvenile (int x, int y, Landscape *L, Spider_Population_Manager *SpPM)
	the constructor More...
virtual void	ReInit (int x, int y, Landscape *L, Spider_Population_Manager *SpPM)
	Used to reinitialise reused objects More...
virtual void	BeginStep ()
	The BeginStep code More...
virtual void	Step ()
	The Step code More...
virtual bool	OnFarmEvent (FarmToDo event)
	Determines the impact of any farm management events at the juvenile's location More...
virtual void	SpecialWinterMort ()
	Used to impose extra mortaltiy to those spiderlings that don't reach a minimum developmental stage by the end of the year More...
Public Member Functions inherited from Spider_Base
	Spider_Base (int x, int y, Landscape *L, Spider_Population_Manager *SpMan)
	Constructor More...
void	ReInit (int x, int y, Landscape *L, Spider_Population_Manager *SpMan)
	Reinitialise object code More...
void	Init (Spider_Population_Manager *p_spMan)
	Used it initialise objects (also used by ReInit) More...
virtual int	WhatState ()
	Returns the current spider behavioural state More...
virtual void	KillThis ()
	Destroys the spider More...
Public Member Functions inherited from TAnimal
	TAnimal (int x, int y, Landscape *L)
	The TAnimal constructor saving the x,y, location and the landscape pointer. More...
	TAnimal (int x, int y)
	The TAnimal constructor saving the x,y used if landscape is already set. More...
void	SetGuardMapIndex (int a_index_x, int a_index_y)
	Set the guard map index, this is used to avoid two animals operating in the same location when using multithread. More...
unsigned	SupplyFarmOwnerRef () const
	Get the current location farm ref if any. More...
AnimalPosition	SupplyPosition () const
	Returns the objects location and habitat type and veg type. More...
APoint	SupplyPoint () const
	Returns the objects location in ALMaSS coordinates. More...
int	SupplyPolygonRef () const
	Returns the polygon reference where the object is located. More...
TTypesOfLandscapeElement	SupplyPolygonType () const
	Returns the polygon type where the object is located. More...
int	Supply_m_Location_x () const
	Returns the ALMaSS x-coordinate. More...
int	Supply_m_Location_y () const
	Returns the ALMaSS y-coordinate. More...
int	SupplyGuardCellX () const
	Returns the x-index to the guard cell. More...
int	SupplyGuardCellY () const
	Returns the y-index to the guard cell. More...
int	SupplyAge () const
	Returns the animals age in days. More...
void	SetAge (int a_age)
	Sets the animals age in days. More...
virtual void	CopyMyself ()
	Used to copy the object details to another in descendent classes. More...
void	SetX (const int a_x)
	Sets the x-coordinate. More...
void	SetY (const int a_y)
	Sets the y-coordinate. More...
virtual void	ReinitialiseObject (int a_x, int a_y, Landscape *a_l_ptr)
virtual void	ReinitialiseObject (int a_x, int a_y)
	Used to re-use an object - must be implemented in descendent classes. More...
virtual void	Dying ()
	A wrapped for KillThis - ideally should not be used. More...
void	CheckManagement ()
	Used to start a check for any management related effects at the objects current location. More...
void	CheckManagementXY (int a_x, int a_y)
	Used to start a check for any management related effects at x,y. More...
Public Member Functions inherited from TALMaSSObject
int	GetCurrentStateNo () const
	Returns the current state number. More...
void	SetCurrentStateNo (int a_num)
	Sets the current state number. More...
bool	GetStepDone () const
	Returns the step done indicator flag. More...
void	SetStepDone (bool a_bool)
	Sets the step done indicator flag. More...
void	ReinitialiseObjectBase ()
	Used to initialise an object. More...
	TALMaSSObject ()
	The constructor for TALMaSSObject. More...
virtual	~TALMaSSObject ()=default
	The destructor for TALMaSSObject. More...

Static Public Attributes
static int	m_JuvDensityDepMortConst = 0
	Juvenile density dependent mortality threshold More...
static std::array< int, 40 >	m_DispersalChance = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }
	Disperals probability as a function of bad habitat days More...
static double	m_JuvDevelConst = 0
	Day degrees maturation threshold More...
Static Public Attributes inherited from Spider_Base
static int	m_DenDependenceConst0 = 0
	This is the number of local spiders needed before density dependent mortality will kill More...
static int	m_SimW = 0
	The width of the landscape More...
static int	m_SimH = 0
	The height of the landscape More...

Protected Member Functions
virtual TTypesOfSpiderState	st_Develop ()
	The behavioural state development More...
virtual TTypesOfSpiderState	st_AssessHabitat ()
	The behavioural state assess habitat More...
virtual TTypesOfSpiderState	st_Balloon ()
	The behavioural state balloon More...
virtual TTypesOfSpiderState	st_Walk ()
	The bheavioural state walk More...
virtual void	Maturation ()
	The behavioural state maturation More...
virtual bool	BallooningMortality (int dist)
	Determines the ballooning mortality associated with distance dist More...
virtual int	BalloonTo (int direction, int distance)
	Carry out ballooning in a given direction and distance More...
virtual int	WalkTo (int direction)
	Walk in a given direction More...
virtual TTypesOfSpiderState	AssessHabitat ()
	Evaluates the habitat at current location More...
virtual int	Balloon ()
	Carries out ballooning More...
virtual int	Walk ()
	Carries out walking More...
virtual SpiderFoodQuality	AssessFood ()
	Evaluates food status at current location More...
virtual SpiderFoodQuality	CheckToleTovIndex ()
	Returns the movement map value at current location More...
virtual void	AddToBadHabitatDays ()
	Increments bad habitat days up to max of 39 More...
virtual void	CalcDrought ()
	For extension in descendent classes to calculate drought days for mortality More...
Protected Member Functions inherited from Spider_Base
virtual bool	EggPosValid (unsigned a_x, unsigned a_y)
	Checks if its possible to create an eggsac here More...
bool	HatchDensityMort (int a_x, int a_y, int a_range)
	Checks for density-dependent mortality at this location More...
virtual int	CheckPosMap (unsigned x, unsigned y)
	Returns the value in m_OurPosMap for this location More...
virtual bool	GetPosMapPositive (unsigned x, unsigned y, unsigned range)
	Returns whether there are any non-zero values within range of this coordinate (TL corner) More...
virtual int	GetPosMapDensity (unsigned x, unsigned y, unsigned range)
	Returns total number of non-zero locations within range of this coordinate (TL corner) More...
virtual void	ClearPosMap (unsigned x, unsigned y)
	Clears a PosMap location More...
virtual void	SetPosMap (unsigned x, unsigned y)
	Sets a PosMap location to non-zero More...
Protected Member Functions inherited from TAnimal
void	CorrectWrapRound ()
	Corrects wrap around co-ordinate problems. More...

Protected Attributes
char	m_MyDirection
	The currrent movement direction More...
bool	m_MustBalloon
	Flag to force ballooning if possible More...
int	m_BadHabitatDays
	The number of days in bad conditions More...
double	m_droughtFactor
	The running score of drought conditions More...
Protected Attributes inherited from Spider_Base
double	m_AgeDegrees
	A local pointer the population manager More...
int	m_Age
	Stores the spiders age in days More...
TTypesOfSpiderState	m_CurrentSpState
	Stores the current behavioural state More...
unsigned	m_Lifestage { 0 }
	This is a useful parameter holding the spider type. More...
SimplePositionMap *	m_OurPosMap
	Contains a pointer to the relevant position map - allocation of this must be controlled by the descendent class init. More...
Protected Attributes inherited from TAnimal
int	m_Location_x
	The objects ALMaSS x coordinate. More...
int	m_Location_y
	The objects ALMaSS y coordinate. More...
int	m_guard_cell_x
	The index x to the guard cell. More...
int	m_guard_cell_y
	The index y to the guard cell. More...
int	m_AgeDays {0}
	To hold the age in days. More...
PesticideToxicity	m_my_pesticide
Protected Attributes inherited from TALMaSSObject
int	m_CurrentStateNo
	The basic state number for all objects - '-1' indicates death. More...
bool	m_StepDone
	Indicates whether the iterative step code is done for this timestep. More...

Additional Inherited Members
Static Public Member Functions inherited from TAnimal
static void	SetSimulationWidth (int a_value)
	Sets the simulation width. More...
static void	SetSimulationHeight (int a_value)
	Sets the simulation height. More...
static void	SetDayInYear (int a_value)
	Sets the day in year attribute. More...
static void	SetOurLandscape (Landscape *a_value)
	Sets the landscape pointer. More...
static void	SetTempToday (double a_value)
	Sets the temperature today attribute. More...
Static Public Member Functions inherited from TALMaSSObject
static void	OnArrayBoundsError ()
	Used for debugging only, tests basic object properties. More...
Public Attributes inherited from Spider_Base
double	m_pesticide_accum
	Body-burden of pesticde More...
Spider_Population_Manager *	m_OurPopulationManager
Static Protected Attributes inherited from TAnimal
static Landscape *	m_OurLandscape = nullptr
	A pointer to the landscape object shared with all TAnimal objects. More...
static int	m_SimulationWidth = 0
	A static member for the simulation width because it is often used by descendent classes. More...
static int	m_SimulationHeight = 0
	A static member for the simulation height because it is often used by descendent classes. More...
static double	m_TemperatureToday = 0.0
	A holder for the temperature today shared with all TAnimal objects. More...
static int	m_DayInYear = 0
	A holder for the day in year shared with all TAnimal objects. More...

Detailed Description

The generic base class for juvenile spiders

Constructor & Destructor Documentation

Spider_Juvenile()

Spider_Juvenile::Spider_Juvenile	(	int	x,
		int	y,
		Landscape *	L,
		Spider_Population_Manager *	SpPM
	)

the constructor

                                                                                            : Spider_Base(x, y, L, SpPM)
{
    m_AgeDegrees = 0;
    m_Age = 0;
    m_OurPopulationManager = SpPM;
    m_OurPosMap = SpPM->m_JuvPosMap;
    m_BadHabitatDays = 0;
    m_MyDirection = (char)g_random_fnc(8);
    m_MustBalloon = false;
}

References g_random_fnc(), Spider_Base::m_Age, Spider_Base::m_AgeDegrees, m_BadHabitatDays, Spider_Population_Manager::m_JuvPosMap, m_MustBalloon, m_MyDirection, Spider_Base::m_OurPopulationManager, and Spider_Base::m_OurPosMap.

Member Function Documentation

AddToBadHabitatDays()

virtual void Spider_Juvenile::AddToBadHabitatDays ( )

inlineprotectedvirtual

Increments bad habitat days up to max of 39

{ if (m_BadHabitatDays < 39) m_BadHabitatDays++; }

References m_BadHabitatDays.

Referenced by AssessHabitat(), st_Develop(), and Spider_Female::st_Reproduce().

AssessFood()

SpiderFoodQuality Spider_Juvenile::AssessFood ( )

protectedvirtual

Evaluates food status at current location

                                              {
    const SpiderFoodQuality sfq = CheckToleTovIndex();
    double insects = m_OurLandscape->SupplyInsects(m_Location_x, m_Location_y);
    if (sfq < sfq_Poor) return sfq_None;
    if (sfq < sfq_Ok) insects *= 0.25;
    if (sfq < sfq_Best) insects *= 0.50;
    if (insects < cfg_NoFoodLevel.value()) return sfq_None;
    if (insects < cfg_LowFoodLevel.value()) return sfq_Poor;
    if (insects > cfg_HighFoodLevel.value()) return sfq_Best;
    return sfq_Ok;
}

References cfg_HighFoodLevel, cfg_LowFoodLevel, cfg_NoFoodLevel, CheckToleTovIndex(), TAnimal::m_Location_x, TAnimal::m_Location_y, TAnimal::m_OurLandscape, sfq_Best, sfq_None, sfq_Ok, sfq_Poor, Landscape::SupplyInsects(), and CfgFloat::value().

Referenced by st_Develop(), and Spider_Female::st_Reproduce().

AssessHabitat()

TTypesOfSpiderState Spider_Juvenile::AssessHabitat ( )

protectedvirtual

Evaluates the habitat at current location

                                                   {
    if (m_MustBalloon) {
        m_MustBalloon = true;
        return m_CurrentSpState = tosps_Move;
    }
    SpiderFoodQuality result = CheckToleTovIndex();
    switch (result) {
    case sfq_Lethal:
#ifdef __SpidDebug
        m_OurPopulationManager->RecordDeath(5);
#endif
        return tosps_Dying; // Code for dying
    case sfq_None:
        m_MustBalloon = true;
        return tosps_Move;
    case sfq_Poor:
        // Extra Mortality for competition sake
        if (g_random_fnc(10000) < cfg_ExtraCompetionMortality.value())
        {
#ifdef __SpidDebug
            m_OurPopulationManager->RecordDeath(4);
#endif
            return tosps_Dying;
        }
        if (m_OurPopulationManager->IsBallooningWeather()) return tosps_Move; // try to balloon 
        else
        {
            AddToBadHabitatDays();
            return tosps_Develop;
        }
    case sfq_Ok:
    case sfq_Best:
        if (!m_OurPopulationManager->CheckHumidity(m_Location_x, m_Location_y)) {
            // Is too dry
            if (m_OurPopulationManager->IsBallooningWeather()) return tosps_Move; // try to balloon
            AddToBadHabitatDays();
            return tosps_Develop;
        }
        return tosps_Develop;
 
    default:
        m_OurLandscape->Warn("AssessHabitat - Bad return code", NULL);
        exit(1);
    }
}

References AddToBadHabitatDays(), cfg_ExtraCompetionMortality, Spider_Population_Manager::CheckHumidity(), CheckToleTovIndex(), g_random_fnc(), Spider_Population_Manager::IsBallooningWeather(), Spider_Base::m_CurrentSpState, TAnimal::m_Location_x, TAnimal::m_Location_y, m_MustBalloon, TAnimal::m_OurLandscape, Spider_Base::m_OurPopulationManager, sfq_Best, sfq_Lethal, sfq_None, sfq_Ok, sfq_Poor, tosps_Develop, tosps_Dying, tosps_Move, CfgInt::value(), and Landscape::Warn().

Referenced by st_AssessHabitat().

Balloon()

int Spider_Juvenile::Balloon ( )

protectedvirtual

Carries out ballooning

                             {
    if (m_OurPopulationManager->GetBTimeToday() > 0) {
        // can disperse
        // Step 3 Mortality
        int Distance = (int)(m_OurPopulationManager->GetDispDist(g_random_fnc(100)) * m_OurPopulationManager->GetBTimeToday());
        if (BallooningMortality(Distance)) {
            return 0; // Signal to die
        }
        // Step 4 where to go to
        int Direction = m_OurPopulationManager->GetWindDirection();
        return BalloonTo(Direction, Distance); // 0-2 Die, Balloon, Stay
    }
    /* } */
    return 1; // carry on
}

References BallooningMortality(), BalloonTo(), g_random_fnc(), Spider_Population_Manager::GetBTimeToday(), Spider_Population_Manager::GetDispDist(), Spider_Population_Manager::GetWindDirection(), and Spider_Base::m_OurPopulationManager.

Referenced by st_Balloon(), and Spider_Female::st_Balloon().

BallooningMortality()

bool Spider_Juvenile::BallooningMortality ( int  dist )

protectedvirtual

Determines the ballooning mortality associated with distance dist

                                                  {
    //Mortality related directly to distance travelled
    if (g_random_fnc(100) < dist * m_OurPopulationManager->GetBallooningMortalityPerMeter()) {
 
       return true;
    }
    return false;
}

References g_random_fnc(), Spider_Population_Manager::GetBallooningMortalityPerMeter(), and Spider_Base::m_OurPopulationManager.

Referenced by Balloon().

BalloonTo()

int Spider_Juvenile::BalloonTo ( int  direction, int  distance  )

protectedvirtual

Carry out ballooning in a given direction and distance

                                                          {
    // moves the spider 'distance' metres in 'direction' direction
    // returns 2 if the new location is not lethal otherwise returns 0
      // For small landscapes ballooning round the world and back can be a problem
      // First clears its positions since it might try to count itself
    if (distance >= m_SimW) distance -= m_SimW;
    //
    switch (direction) {
    case 0: // North
        m_Location_y -= distance;
        if (m_Location_y < 0) m_Location_y += m_SimH;
        break;
    case 1: // NE
        m_Location_x += distance;
        m_Location_y -= distance;
        if (m_Location_y < 0) m_Location_y += m_SimH;
        if (m_Location_x >= m_SimW)  m_Location_x -= m_SimW;
        break;
    case 2: // E
        m_Location_x += distance;
        if (m_Location_x >= m_SimW) m_Location_x -= m_SimW;
        break;
    case 3: // SE
        m_Location_x += distance;
        m_Location_y += distance;
        if (m_Location_x >= m_SimW) m_Location_x -= m_SimW;
        if (m_Location_y >= m_SimH) m_Location_y -= m_SimH;
        break;
    case 4: // S
        m_Location_y += distance;
        if (m_Location_y >= m_SimH) m_Location_y -= m_SimH;
        break;
    case 5: // SW
        m_Location_x -= distance;
        m_Location_y += distance;
        if (m_Location_x < 0) m_Location_x += m_SimW;
        if (m_Location_y >= m_SimH) m_Location_y -= m_SimH;
        break;
    case 6: // W
        m_Location_x -= distance;
        if (m_Location_x < 0) m_Location_x += m_SimW;
        break;
    case 7: // NW
        m_Location_x -= distance;
        m_Location_y -= distance;
        if (m_Location_x < 0) m_Location_x += m_SimW;
        if (m_Location_y < 0) m_Location_y += m_SimH;
        break;
    }
 
    m_OurPopulationManager->UpdateGuardMap(m_Location_x, m_Location_y, m_guard_cell_x, m_guard_cell_y);
    
    // Now find out if the habitat is lethal
    if (spider_tole_lethal( m_OurLandscape, m_Location_x, m_Location_y))
    {
        return 0; //Die
    }
 
    unsigned int range = cfg_BalDensityDepMortConst.value();
    // NB these two must be signed!
    int x1 = m_Location_x - range;
    int y1 = m_Location_y - range;
    int y2 = m_Location_y + range;
    if (x1 < 0) x1 = 0;
    if (y1 < 0) y1 = 0;
    if (y2 >= m_SimH) range -= (++y2 - m_SimH);
    range = (range << 1); // *2
    if (GetPosMapPositive(x1, y1, range)) return 0;
    return 2;
}

References cfg_BalDensityDepMortConst, Spider_Base::GetPosMapPositive(), TAnimal::m_guard_cell_x, TAnimal::m_guard_cell_y, TAnimal::m_Location_x, TAnimal::m_Location_y, TAnimal::m_OurLandscape, Spider_Base::m_OurPopulationManager, Spider_Base::m_SimH, Spider_Base::m_SimW, spider_tole_lethal(), Population_Manager::UpdateGuardMap(), and CfgInt::value().

Referenced by Balloon().

BeginStep()

void Spider_Juvenile::BeginStep ( void  )

virtual

The BeginStep code

Reimplemented from TALMaSSObject.

Reimplemented in Spider_Female.

                                {
#ifdef __CJTDebug_5
    if (IsAlive() != 0x0DEADC0DE) DEADCODEError();
#endif
    CalcDrought();
    CheckManagement(); // This can lead to death, or movement or no change
    // CJT 31-01-2007 if ( ( m_Age++ > 6 ) && ( m_Age < 10 ) ) {
    if (m_Age++ == 7) {
        ClearPosMap(m_Location_x, m_Location_y);
        // Seventh day of life so check for density dependent dispersal mortaltity
        unsigned int range = m_JuvDensityDepMortConst;
        // NB these two must be signed!
        int x1 = m_Location_x - range;
        int y1 = m_Location_y - range;
        int y2 = m_Location_y + range;
        if (y2 > m_SimH) range -= (++y2 - m_SimH);
        if (x1 < 0) x1 = 0;
        if (y1 < 0) y1 = 0;
        range = (range << 1); // *2
        if (GetPosMapPositive(x1, y1, range)) {
            m_CurrentStateNo = -1; // Die
            m_StepDone = true;
#ifdef __SpidDebug
            m_OurPopulationManager->RecordJDeath();
#endif
            return;
        }
    }
    SetPosMap(m_Location_x, m_Location_y);
}

References CalcDrought(), TAnimal::CheckManagement(), Spider_Base::ClearPosMap(), Spider_Base::GetPosMapPositive(), Spider_Base::m_Age, TALMaSSObject::m_CurrentStateNo, m_JuvDensityDepMortConst, TAnimal::m_Location_x, TAnimal::m_Location_y, Spider_Base::m_OurPopulationManager, Spider_Base::m_SimH, TALMaSSObject::m_StepDone, and Spider_Base::SetPosMap().

CalcDrought()

virtual void Spider_Juvenile::CalcDrought ( )

inlineprotectedvirtual

For extension in descendent classes to calculate drought days for mortality

Reimplemented in Erigone_Female, Oedothorax_Female, Erigone_Juvenile, and Oedothorax_Juvenile.

{}

Referenced by BeginStep(), and Spider_Female::BeginStep().

CheckToleTovIndex()

SpiderFoodQuality Spider_Juvenile::CheckToleTovIndex ( )

protectedvirtual

Returns the movement map value at current location

Reimplemented in Oedothorax_Juvenile.

                                                     {
 
    // Alternative version to see if we can increase speed using a movementmap
    const auto mmapval = (SpiderFoodQuality)m_OurPopulationManager->m_MoveMap->GetMapValue(m_Location_x, m_Location_y);
    if (mmapval == sfq_Chameleon) {
 
        return (spider_toc_index(m_OurLandscape, m_Location_x, m_Location_y));
        
    }
    return mmapval;
}

References MovementMapUnsigned::GetMapValue(), TAnimal::m_Location_x, TAnimal::m_Location_y, Spider_Population_Manager::m_MoveMap, TAnimal::m_OurLandscape, Spider_Base::m_OurPopulationManager, sfq_Chameleon, and spider_toc_index().

Referenced by AssessFood(), and AssessHabitat().

EndStep()

void Spider_Juvenile::EndStep ( void  )

virtual

EndStep behaviour - must be implemented in descendent classes.

Reimplemented from TALMaSSObject.

Reimplemented in Spider_Female.

                              {
    // Arbitrary pesticide influence code.
#ifdef __SPIDER_PESTICIDE
    m_pesticide_accum *= cfg_SpiderJuvPPPElimiationRate.value();
    // Pick up the pesticide to add to the body burden
    m_pesticide_accum += m_OurLandscape->SupplyPesticide(m_Location_x, m_Location_y, ppp_1);
    if (m_pesticide_accum > cfg_SpiderJuvPPPThreshold.value())
    {
        // Kill the spider following a fixed probability of death. The test is taken each day until it dies.
        if (g_rand_uni_fnc() < cfg_SpiderJuvPPPEffectProb.value()) { m_CurrentSpState = tosps_Dying; }
    }
#endif
}

References cfg_SpiderJuvPPPEffectProb, cfg_SpiderJuvPPPElimiationRate, cfg_SpiderJuvPPPThreshold, g_rand_uni_fnc(), Spider_Base::m_CurrentSpState, TAnimal::m_Location_x, TAnimal::m_Location_y, TAnimal::m_OurLandscape, Spider_Base::m_pesticide_accum, ppp_1, Landscape::SupplyPesticide(), tosps_Dying, and CfgFloat::value().

Maturation()

void Spider_Juvenile::Maturation ( )

protectedvirtual

The behavioural state maturation

                                 {
    bool done = false;
    struct_Spider* aps;
    aps = new struct_Spider;
    aps->SpPM = m_OurPopulationManager;
    aps->L = m_OurLandscape;
    int x_ex, y_ex, tx, ty;
    if (m_Location_x < 5) x_ex = m_Location_x; else x_ex = 5;
    if (m_Location_y < 5) y_ex = m_Location_y; else y_ex = 5;
    for (int a = 0; a < y_ex; a++) {
        for (int b = 0; b < x_ex; b++) {
            tx = m_Location_x - b;
            ty = m_Location_y - a;
 
            if (spider_tole_juvenile_maturation_valid(m_OurLandscape, tx, ty))
            {
                // Must write to the position map
                if (m_OurPopulationManager->m_AdultPosMap->GetMapValue(tx, ty) == 0) 
                {
                    m_OurPopulationManager->m_AdultPosMap->SetMapValue(tx, ty);
                    aps->x = tx;
                    aps->y = ty;
                    m_OurPopulationManager->CreateObjects(tspi_Female, this, aps, 1);
                    done = true;
#ifdef __SpidDebug
                    m_OurPopulationManager->RecordMature();
#endif
                }
            }
            
            if (done == true) break;
        }
        if (done == true) break;
    }
    delete aps;
}

References Spider_Population_Manager::CreateObjects(), SimplePositionMap::GetMapValue(), struct_Spider::L, Spider_Population_Manager::m_AdultPosMap, TAnimal::m_Location_x, TAnimal::m_Location_y, TAnimal::m_OurLandscape, Spider_Base::m_OurPopulationManager, SimplePositionMap::SetMapValue(), spider_tole_juvenile_maturation_valid(), struct_Spider::SpPM, tspi_Female, struct_Spider::x, and struct_Spider::y.

Referenced by Step().

OnFarmEvent()

virtual bool Spider_Juvenile::OnFarmEvent ( FarmToDo  event )

inlinevirtual

Determines the impact of any farm management events at the juvenile's location

Reimplemented from Spider_Base.

Reimplemented in Spider_Female, Oedothorax_Female, Erigone_Female, Oedothorax_Juvenile, and Erigone_Juvenile.

{ return true; }

ReInit()

void Spider_Juvenile::ReInit ( int  x, int  y, Landscape *  L, Spider_Population_Manager *  SpPM  )

virtual

Used to reinitialise reused objects

Reimplemented in Spider_Female.

{
    Spider_Base::ReInit(x, y, L, p_SpPM);
    m_AgeDegrees = 0;
    m_Age = 0;
    m_OurPopulationManager = p_SpPM;
    m_OurPosMap = p_SpPM->m_JuvPosMap;
}

References Spider_Base::m_Age, Spider_Base::m_AgeDegrees, Spider_Population_Manager::m_JuvPosMap, Spider_Base::m_OurPopulationManager, Spider_Base::m_OurPosMap, and Spider_Base::ReInit().

Referenced by Spider_Female::ReInit().

SpecialWinterMort()

void Spider_Juvenile::SpecialWinterMort ( )

virtual

Used to impose extra mortaltiy to those spiderlings that don't reach a minimum developmental stage by the end of the year

                                        {
    if ((m_AgeDegrees) < (m_JuvDevelConst * 0.75)) {
#ifdef __SpidDebug
        m_OurPopulationManager->RecordDeath(9);
#endif
        m_CurrentSpState = tosps_Dying;
    }
}

References Spider_Base::m_AgeDegrees, Spider_Base::m_CurrentSpState, m_JuvDevelConst, Spider_Base::m_OurPopulationManager, and tosps_Dying.

st_AssessHabitat()

virtual TTypesOfSpiderState Spider_Juvenile::st_AssessHabitat ( )

inlineprotectedvirtual

The behavioural state assess habitat

                                                   {
        return AssessHabitat();
    };

References AssessHabitat().

Referenced by Step(), and Spider_Female::Step().

st_Balloon()

TTypesOfSpiderState Spider_Juvenile::st_Balloon ( )

protectedvirtual

The behavioural state balloon

Reimplemented in Spider_Female.

{
    // Results in either death or to Develop
    // First clear the old position
    ClearPosMap(m_Location_x, m_Location_y);
    switch (Balloon()) {
    case 0:
#ifdef __SpidDebug
        m_OurPopulationManager->RecordDeath(7);
#endif
        m_CurrentSpState = tosps_Dying;
        break;
    case 1: // Could not move to a new place
        m_CurrentSpState = tosps_Develop;
        break;
    case 2: // Moved to a new place
        m_MustBalloon = false;
        break;
    }
    m_OurPosMap->SetMapValue(m_Location_x, m_Location_y);
    return tosps_Develop;
}

References Balloon(), Spider_Base::ClearPosMap(), Spider_Base::m_CurrentSpState, TAnimal::m_Location_x, TAnimal::m_Location_y, m_MustBalloon, Spider_Base::m_OurPopulationManager, Spider_Base::m_OurPosMap, SimplePositionMap::SetMapValue(), tosps_Develop, and tosps_Dying.

Referenced by Step().

st_Develop()

TTypesOfSpiderState Spider_Juvenile::st_Develop ( void  )

protectedvirtual

The behavioural state development

                                                 {
    if (g_rand_uni_fnc() < m_OurPopulationManager->GetJuvMort()) {
#ifdef __SpidDebug
        m_OurPopulationManager->RecordDeath(6);
#endif
    return TTypesOfSpiderState::tosps_Dying;
}
    switch (AssessFood()) {
    case sfq_None: // No Food
      // No development
        AddToBadHabitatDays();
        break;
        // Not much food
    case sfq_Poor:
        m_AgeDegrees += m_OurPopulationManager->GetJuvDegrees_poor();
        m_BadHabitatDays = 0;
        break;
    case sfq_Ok:
        m_AgeDegrees += m_OurPopulationManager->GetJuvDegrees_intermediate();
        m_BadHabitatDays = 0;
        break;
    case sfq_Best: // Lots of food
        m_AgeDegrees += m_OurPopulationManager->GetJuvDegrees_good();
        m_BadHabitatDays = 0;
        break;
    }
    if (m_AgeDegrees > m_JuvDevelConst) {
        return TTypesOfSpiderState::tosps_Mature; // go to mature
    }
    else
    {
        if (g_random_fnc(100) < (m_DispersalChance[m_BadHabitatDays])) {
            m_CurrentSpState = tosps_Move;
        }
    }
    return TTypesOfSpiderState::tosps_Develop; // carry on developing
}

References AddToBadHabitatDays(), AssessFood(), g_rand_uni_fnc(), g_random_fnc(), Spider_Population_Manager::GetJuvDegrees_good(), Spider_Population_Manager::GetJuvDegrees_intermediate(), Spider_Population_Manager::GetJuvDegrees_poor(), Spider_Population_Manager::GetJuvMort(), Spider_Base::m_AgeDegrees, m_BadHabitatDays, Spider_Base::m_CurrentSpState, m_DispersalChance, m_JuvDevelConst, Spider_Base::m_OurPopulationManager, sfq_Best, sfq_None, sfq_Ok, sfq_Poor, tosps_Develop, tosps_Dying, tosps_Mature, and tosps_Move.

Referenced by Step().

st_Walk()

TTypesOfSpiderState Spider_Juvenile::st_Walk ( )

protectedvirtual

The bheavioural state walk

Reimplemented in Spider_Female.

{
    m_OurPosMap->ClearMapValue(m_Location_x, m_Location_y);
    switch (Walk()) {
    case 0:
        m_StepDone = true;
#ifdef __SpidDebug
        m_OurPopulationManager->RecordDeath(8);
#endif
        return tosps_Dying;
        break;
    case 1: //Could not move
    case 2: // Moved to a new place
        m_OurPosMap->SetMapValue(m_Location_x, m_Location_y);
        break;
    }
    return tosps_Develop;
}

References SimplePositionMap::ClearMapValue(), TAnimal::m_Location_x, TAnimal::m_Location_y, Spider_Base::m_OurPopulationManager, Spider_Base::m_OurPosMap, TALMaSSObject::m_StepDone, SimplePositionMap::SetMapValue(), tosps_Develop, tosps_Dying, and Walk().

Referenced by Step().

Step()

void Spider_Juvenile::Step ( void  )

virtual

The Step code

Reimplemented from TALMaSSObject.

Reimplemented in Spider_Female.

                           {
    if (m_StepDone || m_CurrentStateNo == -1) return;
#ifdef __CJTDebug_5
    if (IsAlive() != 0x0DEADC0DE) DEADCODEError();
#endif
    switch (m_CurrentSpState) {
    case tosps_Initiation: // Initial
        m_CurrentSpState = tosps_Develop;
        break;
 
    case tosps_Develop:
        // The last thing done each time step
        // next behaviour is either death, maturation, assess habitat or move
        m_CurrentSpState = st_Develop();
        m_StepDone = true;
        break;
 
    case tosps_AssessHabitat:
        // Is the first thing a spider does if not moving or dying or maturing
        // Results in either death or development or movment
        m_CurrentSpState = st_AssessHabitat();
        break;
 
    case tosps_Move:
        // Just a switch which determines whether to balloon or walk
        if (!m_OurPopulationManager->GetWalking()) m_CurrentSpState = tosps_JBalloon; else
            m_CurrentSpState = tosps_JWalk;
        break;
 
    case tosps_JBalloon:
        m_CurrentSpState = st_Balloon();
        break;
 
    case tosps_JWalk:
        // Results in either death or to Develop
        m_CurrentSpState = st_Walk();
        break;
 
    case tosps_Mature:
        Maturation();
        m_OurPosMap->ClearMapValue(m_Location_x, m_Location_y);
        m_CurrentStateNo = -1;
        m_StepDone = true;
        break;
 
    case tosps_Dying:
        m_OurPosMap->ClearMapValue(m_Location_x, m_Location_y);
        m_CurrentStateNo = -1;
        m_StepDone = true;
#ifdef __SpidDebug
        m_OurPopulationManager->RecordJDeath();
#endif
        break;
 
    default:
        m_OurLandscape->Warn("Spider Juvenile - unknown state", "");
        exit(1);
    }
}

References SimplePositionMap::ClearMapValue(), Spider_Population_Manager::GetWalking(), Spider_Base::m_CurrentSpState, TALMaSSObject::m_CurrentStateNo, TAnimal::m_Location_x, TAnimal::m_Location_y, TAnimal::m_OurLandscape, Spider_Base::m_OurPopulationManager, Spider_Base::m_OurPosMap, TALMaSSObject::m_StepDone, Maturation(), st_AssessHabitat(), st_Balloon(), st_Develop(), st_Walk(), tosps_AssessHabitat, tosps_Develop, tosps_Dying, tosps_Initiation, tosps_JBalloon, tosps_JWalk, tosps_Mature, tosps_Move, and Landscape::Warn().

Walk()

int Spider_Juvenile::Walk ( )

protectedvirtual

Carries out walking

                          {
    if (m_OurPopulationManager->GetMinWalkTemp()) {
        // Step 1 should I disperse?
        if (g_random_fnc(100) < (m_DispersalChance[m_BadHabitatDays])) {
            // Want to disperse
            // Step 2 where to go to
            int Direction = m_MyDirection & -1;
            return WalkTo(Direction);
        }
    }
    return 1; // carry on
}

References g_random_fnc(), Spider_Population_Manager::GetMinWalkTemp(), m_BadHabitatDays, m_DispersalChance, m_MyDirection, Spider_Base::m_OurPopulationManager, and WalkTo().

Referenced by st_Walk(), and Spider_Female::st_Walk().

WalkTo()

int Spider_Juvenile::WalkTo ( int  direction )

protectedvirtual

Walk in a given direction

                                         {
    // moves the spider 1 metre in 'direction' direction
    // returns 2 if the new location is OK otherwise returns 0 for death or 1 for no move
    int tx = m_Location_x;
    int ty = m_Location_y;
    switch (direction) {
    case 0: // North
        ty -= 1;
        if (ty < 0) ty += m_SimH;
        break;
    case 1: // NE
        tx += 1;
        ty -= 1;
        if (ty < 0) ty += m_SimH;
        if (tx >= m_SimW) tx -= m_SimW;
        break;
    case 2: // E
        tx += 1;
        if (tx >= m_SimW) tx -= m_SimW;
        break;
    case 3: // SE
        tx += 1;
        ty += 1;
        if (tx >= m_SimW) tx -= m_SimW;
        if (ty >= m_SimH) ty -= m_SimH;
        break;
    case 4: // S
        ty += 1;
        if (ty >= m_SimH) ty -= m_SimH;
        break;
    case 5: // SW
        tx -= 1;
        ty += 1;
        if (tx < 0) tx += m_SimW;
        if (ty >= m_SimH) ty -= m_SimH;
        break;
    case 6: // W
        tx -= 1;
        if (tx < 0) tx += m_SimW;
        break;
    case 7: // NW
        tx -= 1;
        ty -= 1;
        if (tx < 0) tx += m_SimW;
        if (ty < 0) ty += m_SimH;
        break;
    }
    // Now find out if the habitat is lethal
    TTypesOfLandscapeElement ele = m_OurLandscape->SupplyElementType(tx, ty);
    int sum = 0;
    
    if (spider_tole_lethal(m_OurLandscape, tx, ty))
    {
        return 1;
    }
    else
    {
        int x1, y1, x2, y2;
        // Define extent
        x1 = m_Location_x - cfg_WalDensityDepMortConst.value();
        x2 = m_Location_x + cfg_WalDensityDepMortConst.value();
        y1 = m_Location_y - cfg_WalDensityDepMortConst.value();
        y2 = m_Location_y + cfg_WalDensityDepMortConst.value();
        if (x1 < 0) x1 = 0;
        if (y1 < 0) y1 = 0;
        if (x2 > m_SimW) x2 = m_SimW;
        if (y2 > m_SimH) y2 = m_SimH;
        for (int i = x1; i < x2; i++) {
            for (int j = y1; j < y2; j++) {
                //if position not empty die (density dependence)
                sum += CheckPosMap(i, j);
            }
        }
        if (sum > m_DenDependenceConst0) return 0; //die
    }
 
    m_Location_x = tx;
    m_Location_y = ty;
    m_OurPopulationManager->UpdateGuardMap(m_Location_x, m_Location_y, m_guard_cell_x, m_guard_cell_y);
    return 2; // Moved OK
}

References cfg_WalDensityDepMortConst, Spider_Base::CheckPosMap(), Spider_Base::m_DenDependenceConst0, TAnimal::m_guard_cell_x, TAnimal::m_guard_cell_y, TAnimal::m_Location_x, TAnimal::m_Location_y, TAnimal::m_OurLandscape, Spider_Base::m_OurPopulationManager, Spider_Base::m_SimH, Spider_Base::m_SimW, spider_tole_lethal(), Landscape::SupplyElementType(), Population_Manager::UpdateGuardMap(), and CfgInt::value().

Referenced by Walk().

Member Data Documentation

m_BadHabitatDays

int Spider_Juvenile::m_BadHabitatDays

protected

The number of days in bad conditions

Referenced by AddToBadHabitatDays(), Spider_Juvenile(), st_Develop(), Spider_Female::st_Reproduce(), Spider_Female::Step(), and Walk().

m_DispersalChance

std::array< int, 40 > Spider_Juvenile::m_DispersalChance = { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }

static

Disperals probability as a function of bad habitat days

Referenced by Erigone_Population_Manager::Init(), Oedothorax_Population_Manager::Init(), st_Develop(), Spider_Female::Step(), and Walk().

m_droughtFactor

double Spider_Juvenile::m_droughtFactor

protected

The running score of drought conditions

m_JuvDensityDepMortConst

int Spider_Juvenile::m_JuvDensityDepMortConst = 0

static

Juvenile density dependent mortality threshold

Referenced by BeginStep(), Erigone_Population_Manager::Init(), and Oedothorax_Population_Manager::Init().

m_JuvDevelConst

double Spider_Juvenile::m_JuvDevelConst = 0

static

Day degrees maturation threshold

Referenced by Erigone_Population_Manager::Init(), Oedothorax_Population_Manager::Init(), SpecialWinterMort(), and st_Develop().

m_MustBalloon

bool Spider_Juvenile::m_MustBalloon

protected

Flag to force ballooning if possible

Referenced by AssessHabitat(), Spider_Female::CreateEggSac(), Erigone_Juvenile::OnFarmEvent(), Oedothorax_Juvenile::OnFarmEvent(), Erigone_Female::OnFarmEvent(), Oedothorax_Female::OnFarmEvent(), Spider_Juvenile(), st_Balloon(), and Spider_Female::st_Balloon().

m_MyDirection

char Spider_Juvenile::m_MyDirection

protected

The currrent movement direction

Referenced by Spider_Juvenile(), and Walk().

---

The documentation for this class was generated from the following files:

• /builds/ALMaSS/ALMaSS_MIDox/Spiders/Spider_BaseClasses.h
• /builds/ALMaSS/ALMaSS_MIDox/Spiders/Spider_BaseClasses.cpp